./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_ensure_capacity_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_ensure_capacity_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c12ad62b7b197015493bfb3c1dd9a5de2922d9b16e39f249961c276d8b82591b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:08:23,129 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:08:23,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:08:23,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:08:23,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:08:23,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:08:23,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:08:23,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:08:23,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:08:23,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:08:23,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:08:23,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:08:23,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:08:23,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:08:23,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:08:23,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:08:23,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:08:23,193 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:08:23,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:08:23,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:08:23,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:08:23,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:08:23,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:08:23,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:08:23,226 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:08:23,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:08:23,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:08:23,232 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:08:23,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:08:23,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:08:23,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:08:23,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:08:23,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:08:23,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:08:23,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:08:23,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:08:23,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:08:23,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:08:23,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:08:23,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:08:23,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:08:23,246 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-12 23:08:23,297 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:08:23,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:08:23,299 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:08:23,299 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:08:23,299 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:08:23,300 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:08:23,300 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:08:23,300 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:08:23,307 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:08:23,307 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:08:23,308 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:08:23,308 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:08:23,309 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:08:23,309 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:08:23,309 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:08:23,309 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:08:23,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:08:23,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:08:23,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:08:23,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:08:23,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:08:23,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:08:23,311 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:08:23,312 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:08:23,312 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:08:23,312 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:08:23,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:08:23,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:08:23,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:08:23,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:08:23,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:08:23,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:08:23,316 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:08:23,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:08:23,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:08:23,317 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:08:23,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:08:23,317 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c12ad62b7b197015493bfb3c1dd9a5de2922d9b16e39f249961c276d8b82591b [2021-11-12 23:08:23,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:08:23,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:08:23,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:08:23,657 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:08:23,658 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:08:23,660 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/aws-c-common/aws_array_list_ensure_capacity_harness.i [2021-11-12 23:08:23,728 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/data/535c8a7e7/845a00afc3e6485ca6901a4cbea63958/FLAGd2e4d7e55 [2021-11-12 23:08:24,575 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:08:24,576 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/sv-benchmarks/c/aws-c-common/aws_array_list_ensure_capacity_harness.i [2021-11-12 23:08:24,617 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/data/535c8a7e7/845a00afc3e6485ca6901a4cbea63958/FLAGd2e4d7e55 [2021-11-12 23:08:25,046 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/data/535c8a7e7/845a00afc3e6485ca6901a4cbea63958 [2021-11-12 23:08:25,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:08:25,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:08:25,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:08:25,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:08:25,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:08:25,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:08:25" (1/1) ... [2021-11-12 23:08:25,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18b6cdda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:08:25, skipping insertion in model container [2021-11-12 23:08:25,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:08:25" (1/1) ... [2021-11-12 23:08:25,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:08:25,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:08:25,461 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/sv-benchmarks/c/aws-c-common/aws_array_list_ensure_capacity_harness.i[4504,4517] [2021-11-12 23:08:25,468 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/sv-benchmarks/c/aws-c-common/aws_array_list_ensure_capacity_harness.i[4564,4577] [2021-11-12 23:08:25,491 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 23:08:25,497 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 23:08:26,468 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 23:08:26,601 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:26,603 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:26,604 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:26,604 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:26,606 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:26,638 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:26,642 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:26,644 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:26,646 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:26,647 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:26,649 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:26,650 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:26,652 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:27,061 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 23:08:27,062 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 23:08:27,063 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 23:08:27,064 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 23:08:27,066 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 23:08:27,066 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 23:08:27,067 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 23:08:27,067 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 23:08:27,068 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 23:08:27,069 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 23:08:27,226 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:27,226 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:27,232 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:27,239 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:27,329 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:27,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:08:27,386 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-12 23:08:27,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2679eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:08:27, skipping insertion in model container [2021-11-12 23:08:27,387 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:08:27,387 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 23:08:27,390 INFO L158 Benchmark]: Toolchain (without parser) took 2337.08ms. Allocated memory was 115.3MB in the beginning and 165.7MB in the end (delta: 50.3MB). Free memory was 86.7MB in the beginning and 126.9MB in the end (delta: -40.1MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2021-11-12 23:08:27,391 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 115.3MB. Free memory is still 88.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:08:27,392 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2334.38ms. Allocated memory was 115.3MB in the beginning and 165.7MB in the end (delta: 50.3MB). Free memory was 86.6MB in the beginning and 126.9MB in the end (delta: -40.3MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2021-11-12 23:08:27,394 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 115.3MB. Free memory is still 88.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2334.38ms. Allocated memory was 115.3MB in the beginning and 165.7MB in the end (delta: 50.3MB). Free memory was 86.6MB in the beginning and 126.9MB in the end (delta: -40.3MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2886]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_ensure_capacity_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c12ad62b7b197015493bfb3c1dd9a5de2922d9b16e39f249961c276d8b82591b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:08:29,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:08:29,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:08:29,778 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:08:29,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:08:29,783 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:08:29,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:08:29,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:08:29,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:08:29,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:08:29,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:08:29,808 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:08:29,809 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:08:29,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:08:29,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:08:29,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:08:29,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:08:29,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:08:29,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:08:29,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:08:29,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:08:29,835 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:08:29,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:08:29,840 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:08:29,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:08:29,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:08:29,851 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:08:29,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:08:29,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:08:29,855 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:08:29,856 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:08:29,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:08:29,859 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:08:29,860 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:08:29,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:08:29,862 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:08:29,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:08:29,863 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:08:29,864 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:08:29,866 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:08:29,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:08:29,875 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-12 23:08:29,921 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:08:29,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:08:29,923 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:08:29,923 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:08:29,923 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:08:29,923 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:08:29,924 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:08:29,924 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:08:29,924 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:08:29,924 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:08:29,927 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:08:29,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:08:29,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:08:29,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:08:29,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:08:29,928 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:08:29,928 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 23:08:29,928 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 23:08:29,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:08:29,929 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:08:29,929 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:08:29,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:08:29,929 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 23:08:29,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:08:29,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:08:29,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:08:29,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:08:29,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:08:29,931 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 23:08:29,931 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 23:08:29,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:08:29,931 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:08:29,931 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:08:29,932 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c12ad62b7b197015493bfb3c1dd9a5de2922d9b16e39f249961c276d8b82591b [2021-11-12 23:08:30,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:08:30,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:08:30,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:08:30,392 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:08:30,393 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:08:30,395 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/aws-c-common/aws_array_list_ensure_capacity_harness.i [2021-11-12 23:08:30,468 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/data/f22eab3d9/af623528b2b04130809b9bebdf5a0575/FLAGe2a0707d9 [2021-11-12 23:08:31,354 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:08:31,355 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/sv-benchmarks/c/aws-c-common/aws_array_list_ensure_capacity_harness.i [2021-11-12 23:08:31,399 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/data/f22eab3d9/af623528b2b04130809b9bebdf5a0575/FLAGe2a0707d9 [2021-11-12 23:08:31,816 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/data/f22eab3d9/af623528b2b04130809b9bebdf5a0575 [2021-11-12 23:08:31,818 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:08:31,820 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:08:31,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:08:31,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:08:31,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:08:31,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:08:31" (1/1) ... [2021-11-12 23:08:31,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d2cbe06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:08:31, skipping insertion in model container [2021-11-12 23:08:31,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:08:31" (1/1) ... [2021-11-12 23:08:31,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:08:31,964 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:08:32,300 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/sv-benchmarks/c/aws-c-common/aws_array_list_ensure_capacity_harness.i[4504,4517] [2021-11-12 23:08:32,308 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/sv-benchmarks/c/aws-c-common/aws_array_list_ensure_capacity_harness.i[4564,4577] [2021-11-12 23:08:32,337 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 23:08:32,344 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 23:08:33,266 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 23:08:33,347 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:33,348 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:33,348 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:33,349 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:33,350 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:33,365 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:33,366 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:33,368 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:33,369 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:33,371 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:33,372 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:33,373 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:33,373 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:33,745 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 23:08:33,747 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 23:08:33,748 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 23:08:33,749 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 23:08:33,751 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 23:08:33,752 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 23:08:33,753 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 23:08:33,753 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 23:08:33,754 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 23:08:33,755 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 23:08:33,935 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:33,936 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:33,942 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:33,950 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,010 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:08:34,053 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-12 23:08:34,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:08:34,098 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/sv-benchmarks/c/aws-c-common/aws_array_list_ensure_capacity_harness.i[4504,4517] [2021-11-12 23:08:34,099 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/sv-benchmarks/c/aws-c-common/aws_array_list_ensure_capacity_harness.i[4564,4577] [2021-11-12 23:08:34,101 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 23:08:34,102 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 23:08:34,183 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 23:08:34,210 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,211 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,212 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,213 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,214 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,239 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,239 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,243 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,245 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,247 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,249 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,250 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,250 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,332 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 23:08:34,332 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 23:08:34,333 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 23:08:34,334 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 23:08:34,336 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 23:08:34,340 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 23:08:34,340 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 23:08:34,341 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 23:08:34,345 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 23:08:34,346 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 23:08:34,396 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,399 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,401 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,408 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,446 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:08:34,485 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:08:34,512 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/sv-benchmarks/c/aws-c-common/aws_array_list_ensure_capacity_harness.i[4504,4517] [2021-11-12 23:08:34,513 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/sv-benchmarks/c/aws-c-common/aws_array_list_ensure_capacity_harness.i[4564,4577] [2021-11-12 23:08:34,514 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 23:08:34,516 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 23:08:34,577 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 23:08:34,598 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,598 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,599 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,599 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,600 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,607 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,607 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,608 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,609 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,611 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,611 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,612 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,612 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,651 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 23:08:34,652 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 23:08:34,655 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 23:08:34,656 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 23:08:34,657 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 23:08:34,658 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 23:08:34,659 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 23:08:34,660 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 23:08:34,661 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 23:08:34,662 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 23:08:34,701 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,711 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,712 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,717 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,739 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:08:34,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:08:35,111 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:08:35,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:08:35 WrapperNode [2021-11-12 23:08:35,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:08:35,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:08:35,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:08:35,114 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:08:35,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:08:35" (1/1) ... [2021-11-12 23:08:35,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:08:35" (1/1) ... [2021-11-12 23:08:35,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:08:35,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:08:35,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:08:35,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:08:35,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:08:35" (1/1) ... [2021-11-12 23:08:35,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:08:35" (1/1) ... [2021-11-12 23:08:35,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:08:35" (1/1) ... [2021-11-12 23:08:35,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:08:35" (1/1) ... [2021-11-12 23:08:35,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:08:35" (1/1) ... [2021-11-12 23:08:35,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:08:35" (1/1) ... [2021-11-12 23:08:35,482 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:08:35" (1/1) ... [2021-11-12 23:08:35,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:08:35,500 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:08:35,500 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:08:35,500 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:08:35,501 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:08:35" (1/1) ... [2021-11-12 23:08:35,522 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:08:35,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:08:35,546 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:08:35,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:08:35,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 23:08:35,635 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2021-11-12 23:08:35,635 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2021-11-12 23:08:35,635 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2021-11-12 23:08:35,635 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2021-11-12 23:08:35,635 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-12 23:08:35,635 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-12 23:08:35,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 23:08:35,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-12 23:08:35,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-12 23:08:35,673 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2021-11-12 23:08:35,673 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2021-11-12 23:08:35,674 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-11-12 23:08:35,674 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-11-12 23:08:35,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-12 23:08:35,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-12 23:08:35,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-12 23:08:35,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-12 23:08:35,674 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2021-11-12 23:08:35,674 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2021-11-12 23:08:35,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:08:35,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:08:35,675 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-12 23:08:35,675 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-12 23:08:35,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-12 23:08:35,675 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2021-11-12 23:08:35,675 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2021-11-12 23:08:35,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-12 23:08:35,675 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-11-12 23:08:35,676 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-11-12 23:08:35,676 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_uaddl_overflow [2021-11-12 23:08:35,676 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-11-12 23:08:35,676 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-11-12 23:08:35,676 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2021-11-12 23:08:35,676 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2021-11-12 23:08:35,676 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-12 23:08:35,676 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-12 23:08:35,676 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2021-11-12 23:08:35,677 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2021-11-12 23:08:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2021-11-12 23:08:35,677 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2021-11-12 23:08:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:08:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2021-11-12 23:08:35,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2021-11-12 23:08:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_umull_overflow [2021-11-12 23:08:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-12 23:08:35,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-12 23:08:35,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-12 23:08:35,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-12 23:08:35,678 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-12 23:08:35,678 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-12 23:08:35,678 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-11-12 23:08:35,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-11-12 23:08:35,678 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2021-11-12 23:08:35,678 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2021-11-12 23:08:35,679 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_ensure_capacity [2021-11-12 23:08:35,679 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_ensure_capacity [2021-11-12 23:08:35,679 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2021-11-12 23:08:35,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2021-11-12 23:08:49,198 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:08:49,199 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-12 23:08:49,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:08:49 BoogieIcfgContainer [2021-11-12 23:08:49,202 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:08:49,203 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:08:49,204 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:08:49,207 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:08:49,207 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:08:31" (1/3) ... [2021-11-12 23:08:49,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e2d54d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:08:49, skipping insertion in model container [2021-11-12 23:08:49,208 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:08:35" (2/3) ... [2021-11-12 23:08:49,208 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e2d54d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:08:49, skipping insertion in model container [2021-11-12 23:08:49,209 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:08:49" (3/3) ... [2021-11-12 23:08:49,210 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_array_list_ensure_capacity_harness.i [2021-11-12 23:08:49,216 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:08:49,217 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 23:08:49,269 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:08:49,276 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-12 23:08:49,277 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 23:08:49,301 INFO L276 IsEmpty]: Start isEmpty. Operand has 238 states, 142 states have (on average 1.2112676056338028) internal successors, (172), 143 states have internal predecessors, (172), 73 states have call successors, (73), 21 states have call predecessors, (73), 21 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2021-11-12 23:08:49,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-12 23:08:49,313 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:08:49,314 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:08:49,314 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:08:49,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:08:49,320 INFO L85 PathProgramCache]: Analyzing trace with hash 1551315263, now seen corresponding path program 1 times [2021-11-12 23:08:49,340 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:08:49,341 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1988605579] [2021-11-12 23:08:49,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:08:49,342 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:08:49,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:08:49,345 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:08:49,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 23:08:53,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:08:53,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 1744 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-12 23:08:53,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:08:54,038 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-12 23:08:54,038 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:08:54,338 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-12 23:08:54,339 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:08:54,339 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1988605579] [2021-11-12 23:08:54,340 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1988605579] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 23:08:54,340 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 23:08:54,340 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2021-11-12 23:08:54,342 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329515719] [2021-11-12 23:08:54,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:08:54,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-12 23:08:54,348 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:08:54,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-12 23:08:54,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 23:08:54,388 INFO L87 Difference]: Start difference. First operand has 238 states, 142 states have (on average 1.2112676056338028) internal successors, (172), 143 states have internal predecessors, (172), 73 states have call successors, (73), 21 states have call predecessors, (73), 21 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-12 23:08:54,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:08:54,488 INFO L93 Difference]: Finished difference Result 469 states and 672 transitions. [2021-11-12 23:08:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-12 23:08:54,495 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 86 [2021-11-12 23:08:54,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:08:54,507 INFO L225 Difference]: With dead ends: 469 [2021-11-12 23:08:54,507 INFO L226 Difference]: Without dead ends: 227 [2021-11-12 23:08:54,515 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 23:08:54,518 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.38ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.00ms IncrementalHoareTripleChecker+Time [2021-11-12 23:08:54,519 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 8.38ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.00ms Time] [2021-11-12 23:08:54,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-11-12 23:08:54,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2021-11-12 23:08:54,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 133 states have (on average 1.1879699248120301) internal successors, (158), 135 states have internal predecessors, (158), 73 states have call successors, (73), 21 states have call predecessors, (73), 20 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2021-11-12 23:08:54,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 301 transitions. [2021-11-12 23:08:54,589 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 301 transitions. Word has length 86 [2021-11-12 23:08:54,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:08:54,589 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 301 transitions. [2021-11-12 23:08:54,589 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-12 23:08:54,590 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 301 transitions. [2021-11-12 23:08:54,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-12 23:08:54,595 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:08:54,595 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:08:54,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 23:08:54,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:08:54,818 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:08:54,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:08:54,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1885189817, now seen corresponding path program 1 times [2021-11-12 23:08:54,825 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:08:54,825 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [902708009] [2021-11-12 23:08:54,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:08:54,825 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:08:54,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:08:54,826 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:08:54,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 23:08:58,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:08:58,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 1744 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:08:58,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:08:59,212 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-12 23:08:59,212 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:08:59,627 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-12 23:08:59,627 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:08:59,628 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [902708009] [2021-11-12 23:08:59,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [902708009] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 23:08:59,628 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 23:08:59,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2021-11-12 23:08:59,628 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370385556] [2021-11-12 23:08:59,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:08:59,630 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:08:59,630 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:08:59,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:08:59,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:08:59,631 INFO L87 Difference]: Start difference. First operand 227 states and 301 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2021-11-12 23:09:00,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:09:00,343 INFO L93 Difference]: Finished difference Result 430 states and 579 transitions. [2021-11-12 23:09:00,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:09:00,347 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 86 [2021-11-12 23:09:00,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:09:00,356 INFO L225 Difference]: With dead ends: 430 [2021-11-12 23:09:00,356 INFO L226 Difference]: Without dead ends: 229 [2021-11-12 23:09:00,358 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:09:00,360 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 33 mSDsluCounter, 764 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 529.32ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 1040 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 13.28ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 623.53ms IncrementalHoareTripleChecker+Time [2021-11-12 23:09:00,360 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 1040 Invalid, 111 Unknown, 0 Unchecked, 13.28ms Time], IncrementalHoareTripleChecker [1 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 623.53ms Time] [2021-11-12 23:09:00,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2021-11-12 23:09:00,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 229. [2021-11-12 23:09:00,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 134 states have (on average 1.1865671641791045) internal successors, (159), 137 states have internal predecessors, (159), 73 states have call successors, (73), 21 states have call predecessors, (73), 21 states have return successors, (80), 70 states have call predecessors, (80), 70 states have call successors, (80) [2021-11-12 23:09:00,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 312 transitions. [2021-11-12 23:09:00,402 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 312 transitions. Word has length 86 [2021-11-12 23:09:00,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:09:00,403 INFO L470 AbstractCegarLoop]: Abstraction has 229 states and 312 transitions. [2021-11-12 23:09:00,404 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2021-11-12 23:09:00,404 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 312 transitions. [2021-11-12 23:09:00,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-12 23:09:00,409 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:09:00,409 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:09:00,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-12 23:09:00,617 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:09:00,618 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:09:00,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:09:00,618 INFO L85 PathProgramCache]: Analyzing trace with hash 1190197920, now seen corresponding path program 1 times [2021-11-12 23:09:00,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:09:00,637 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [831458637] [2021-11-12 23:09:00,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:09:00,637 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:09:00,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:09:00,638 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:09:00,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-12 23:09:04,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:09:04,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 1821 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-12 23:09:04,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:09:05,215 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-12 23:09:05,216 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:09:05,553 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-12 23:09:05,553 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:09:05,553 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [831458637] [2021-11-12 23:09:05,554 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [831458637] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 23:09:05,554 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 23:09:05,555 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 4 [2021-11-12 23:09:05,555 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891512656] [2021-11-12 23:09:05,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:09:05,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:09:05,559 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:09:05,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:09:05,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:09:05,560 INFO L87 Difference]: Start difference. First operand 229 states and 312 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-12 23:09:05,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:09:05,686 INFO L93 Difference]: Finished difference Result 437 states and 608 transitions. [2021-11-12 23:09:05,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:09:05,688 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 101 [2021-11-12 23:09:05,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:09:05,692 INFO L225 Difference]: With dead ends: 437 [2021-11-12 23:09:05,692 INFO L226 Difference]: Without dead ends: 234 [2021-11-12 23:09:05,694 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:09:05,695 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 10 mSDsluCounter, 590 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 67.54ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 890 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.54ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 82.26ms IncrementalHoareTripleChecker+Time [2021-11-12 23:09:05,696 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 890 Invalid, 13 Unknown, 0 Unchecked, 5.54ms Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 82.26ms Time] [2021-11-12 23:09:05,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2021-11-12 23:09:05,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 231. [2021-11-12 23:09:05,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 136 states have (on average 1.1838235294117647) internal successors, (161), 139 states have internal predecessors, (161), 73 states have call successors, (73), 21 states have call predecessors, (73), 21 states have return successors, (80), 70 states have call predecessors, (80), 70 states have call successors, (80) [2021-11-12 23:09:05,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 314 transitions. [2021-11-12 23:09:05,726 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 314 transitions. Word has length 101 [2021-11-12 23:09:05,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:09:05,727 INFO L470 AbstractCegarLoop]: Abstraction has 231 states and 314 transitions. [2021-11-12 23:09:05,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-12 23:09:05,727 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 314 transitions. [2021-11-12 23:09:05,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-12 23:09:05,733 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:09:05,734 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:09:05,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-12 23:09:05,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:09:05,947 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:09:05,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:09:05,948 INFO L85 PathProgramCache]: Analyzing trace with hash 756468834, now seen corresponding path program 1 times [2021-11-12 23:09:05,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:09:05,951 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [267606806] [2021-11-12 23:09:05,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:09:05,952 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:09:05,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:09:05,952 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:09:05,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-12 23:09:09,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:09:10,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 1824 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 23:09:10,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:09:10,520 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-12 23:09:10,520 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:09:11,022 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-12 23:09:11,023 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:09:11,023 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [267606806] [2021-11-12 23:09:11,023 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [267606806] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 23:09:11,023 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 23:09:11,023 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2021-11-12 23:09:11,024 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036111733] [2021-11-12 23:09:11,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:09:11,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 23:09:11,025 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:09:11,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 23:09:11,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-11-12 23:09:11,027 INFO L87 Difference]: Start difference. First operand 231 states and 314 transitions. Second operand has 7 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 4 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (16), 3 states have call predecessors, (16), 4 states have call successors, (16) [2021-11-12 23:09:12,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:09:12,295 INFO L93 Difference]: Finished difference Result 426 states and 577 transitions. [2021-11-12 23:09:12,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-12 23:09:12,299 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 4 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (16), 3 states have call predecessors, (16), 4 states have call successors, (16) Word has length 101 [2021-11-12 23:09:12,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:09:12,303 INFO L225 Difference]: With dead ends: 426 [2021-11-12 23:09:12,303 INFO L226 Difference]: Without dead ends: 231 [2021-11-12 23:09:12,305 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-11-12 23:09:12,306 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 105 mSDsluCounter, 1168 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1025.27ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 1432 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 13.34ms SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1169.44ms IncrementalHoareTripleChecker+Time [2021-11-12 23:09:12,307 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [118 Valid, 1432 Invalid, 256 Unknown, 0 Unchecked, 13.34ms Time], IncrementalHoareTripleChecker [67 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 1169.44ms Time] [2021-11-12 23:09:12,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2021-11-12 23:09:12,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 231. [2021-11-12 23:09:12,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 136 states have (on average 1.1838235294117647) internal successors, (161), 139 states have internal predecessors, (161), 73 states have call successors, (73), 21 states have call predecessors, (73), 21 states have return successors, (74), 70 states have call predecessors, (74), 70 states have call successors, (74) [2021-11-12 23:09:12,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 308 transitions. [2021-11-12 23:09:12,335 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 308 transitions. Word has length 101 [2021-11-12 23:09:12,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:09:12,336 INFO L470 AbstractCegarLoop]: Abstraction has 231 states and 308 transitions. [2021-11-12 23:09:12,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 4 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (16), 3 states have call predecessors, (16), 4 states have call successors, (16) [2021-11-12 23:09:12,337 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 308 transitions. [2021-11-12 23:09:12,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-12 23:09:12,340 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:09:12,340 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:09:12,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-12 23:09:12,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:09:12,554 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:09:12,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:09:12,554 INFO L85 PathProgramCache]: Analyzing trace with hash -823500541, now seen corresponding path program 2 times [2021-11-12 23:09:12,557 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:09:12,557 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [6263016] [2021-11-12 23:09:12,557 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-12 23:09:12,558 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:09:12,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:09:12,561 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:09:12,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-12 23:09:16,036 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-12 23:09:16,037 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-12 23:09:16,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 1529 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:09:16,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:09:16,471 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-12 23:09:16,471 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:09:16,794 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-12 23:09:16,794 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:09:16,794 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [6263016] [2021-11-12 23:09:16,794 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [6263016] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:09:16,794 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:09:16,794 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-12 23:09:16,795 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716500708] [2021-11-12 23:09:16,795 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:09:16,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:09:16,795 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:09:16,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:09:16,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:09:16,796 INFO L87 Difference]: Start difference. First operand 231 states and 308 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-12 23:09:16,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:09:16,889 INFO L93 Difference]: Finished difference Result 404 states and 530 transitions. [2021-11-12 23:09:16,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:09:16,894 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) Word has length 116 [2021-11-12 23:09:16,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:09:16,898 INFO L225 Difference]: With dead ends: 404 [2021-11-12 23:09:16,898 INFO L226 Difference]: Without dead ends: 235 [2021-11-12 23:09:16,900 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:09:16,901 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 2 mSDsluCounter, 892 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.75ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1191 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.09ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 54.04ms IncrementalHoareTripleChecker+Time [2021-11-12 23:09:16,902 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1191 Invalid, 12 Unknown, 0 Unchecked, 4.09ms Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 54.04ms Time] [2021-11-12 23:09:16,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235 states. [2021-11-12 23:09:16,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 235 to 235. [2021-11-12 23:09:16,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 235 states, 139 states have (on average 1.1798561151079137) internal successors, (164), 142 states have internal predecessors, (164), 73 states have call successors, (73), 21 states have call predecessors, (73), 22 states have return successors, (75), 71 states have call predecessors, (75), 70 states have call successors, (75) [2021-11-12 23:09:16,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 312 transitions. [2021-11-12 23:09:16,928 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 312 transitions. Word has length 116 [2021-11-12 23:09:16,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:09:16,929 INFO L470 AbstractCegarLoop]: Abstraction has 235 states and 312 transitions. [2021-11-12 23:09:16,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-12 23:09:16,930 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 312 transitions. [2021-11-12 23:09:16,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-12 23:09:16,933 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:09:16,933 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:09:16,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-12 23:09:17,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:09:17,162 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:09:17,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:09:17,162 INFO L85 PathProgramCache]: Analyzing trace with hash 2124875063, now seen corresponding path program 1 times [2021-11-12 23:09:17,166 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:09:17,166 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [899550337] [2021-11-12 23:09:17,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:09:17,166 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:09:17,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:09:17,168 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:09:17,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-12 23:09:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:09:21,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 1911 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-12 23:09:21,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:09:22,037 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-12 23:09:22,038 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:09:22,473 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-12 23:09:22,473 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:09:22,473 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [899550337] [2021-11-12 23:09:22,474 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [899550337] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 23:09:22,474 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 23:09:22,474 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 9 [2021-11-12 23:09:22,474 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560162213] [2021-11-12 23:09:22,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:09:22,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-12 23:09:22,475 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:09:22,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-12 23:09:22,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:09:22,476 INFO L87 Difference]: Start difference. First operand 235 states and 312 transitions. Second operand has 8 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 5 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (17), 4 states have call predecessors, (17), 5 states have call successors, (17) [2021-11-12 23:09:24,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:09:24,005 INFO L93 Difference]: Finished difference Result 431 states and 568 transitions. [2021-11-12 23:09:24,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-12 23:09:24,011 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 5 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (17), 4 states have call predecessors, (17), 5 states have call successors, (17) Word has length 122 [2021-11-12 23:09:24,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:09:24,014 INFO L225 Difference]: With dead ends: 431 [2021-11-12 23:09:24,014 INFO L226 Difference]: Without dead ends: 233 [2021-11-12 23:09:24,015 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-12 23:09:24,016 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 141 mSDsluCounter, 1386 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1227.70ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 1649 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.39ms SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1384.22ms IncrementalHoareTripleChecker+Time [2021-11-12 23:09:24,017 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [154 Valid, 1649 Invalid, 291 Unknown, 0 Unchecked, 9.39ms Time], IncrementalHoareTripleChecker [80 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 1384.22ms Time] [2021-11-12 23:09:24,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2021-11-12 23:09:24,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2021-11-12 23:09:24,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 138 states have (on average 1.173913043478261) internal successors, (162), 140 states have internal predecessors, (162), 73 states have call successors, (73), 21 states have call predecessors, (73), 21 states have return successors, (71), 71 states have call predecessors, (71), 70 states have call successors, (71) [2021-11-12 23:09:24,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 306 transitions. [2021-11-12 23:09:24,038 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 306 transitions. Word has length 122 [2021-11-12 23:09:24,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:09:24,039 INFO L470 AbstractCegarLoop]: Abstraction has 233 states and 306 transitions. [2021-11-12 23:09:24,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 5 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (17), 4 states have call predecessors, (17), 5 states have call successors, (17) [2021-11-12 23:09:24,040 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 306 transitions. [2021-11-12 23:09:24,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-12 23:09:24,042 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:09:24,043 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:09:24,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-12 23:09:24,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:09:24,258 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:09:24,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:09:24,258 INFO L85 PathProgramCache]: Analyzing trace with hash -1381731853, now seen corresponding path program 1 times [2021-11-12 23:09:24,261 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:09:24,261 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1497177394] [2021-11-12 23:09:24,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:09:24,261 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:09:24,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:09:24,262 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:09:24,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ecc7f7a-8512-4c5b-8663-f565e71f128c/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-12 23:12:57,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:13:03,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 2071 conjuncts, 232 conjunts are in the unsatisfiable core [2021-11-12 23:13:03,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:13:03,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-12 23:13:11,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-12 23:13:11,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-12 23:13:12,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:13:12,500 INFO L244 Elim1Store]: Index analysis took 311 ms [2021-11-12 23:13:12,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 136 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 179 [2021-11-12 23:13:23,328 WARN L860 $PredicateComparison]: unable to prove that (and (exists ((|v___CPROVER_overflow_mult_~#c~1.base_58| (_ BitVec 64))) (and (= |c_#valid| (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_58| (_ bv0 1))) (= (_ bv0 1) (select |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_58|)))) (exists ((|aws_mul_size_checked_aws_mul_u64_checked_~b#1| (_ BitVec 64)) (|aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset| (_ BitVec 64)) (|aws_mul_size_checked_aws_mul_u64_checked_~a#1| (_ BitVec 64))) (let ((.cse1 (bvadd (_ bv1 64) |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset|)) (.cse2 (bvadd (_ bv2 64) |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset|)) (.cse3 (bvadd (_ bv3 64) |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset|)) (.cse4 (bvadd (_ bv4 64) |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset|)) (.cse5 (bvadd |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset| (_ bv5 64))) (.cse6 (bvadd |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset| (_ bv6 64))) (.cse7 (bvadd (_ bv7 64) |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset|))) (and (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| |c_aws_mul_size_checked_#in~r#1.base| (let ((.cse0 (select |c_#memory_$Pointer$.offset| |c_aws_mul_size_checked_#in~r#1.base|))) (store (store (store (store (store (store (store (store (select |c_old(#memory_$Pointer$.offset)| |c_aws_mul_size_checked_#in~r#1.base|) |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset| (select .cse0 |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset|)) .cse1 (select .cse0 .cse1)) .cse2 (select .cse0 .cse2)) .cse3 (select .cse0 .cse3)) .cse4 (select .cse0 .cse4)) .cse5 (select .cse0 .cse5)) .cse6 (select .cse0 .cse6)) .cse7 (select .cse0 .cse7))))) (= (store |c_old(#memory_$Pointer$.base)| |c_aws_mul_size_checked_#in~r#1.base| (let ((.cse8 (select |c_#memory_$Pointer$.base| |c_aws_mul_size_checked_#in~r#1.base|))) (store (store (store (store (store (store (store (store (select |c_old(#memory_$Pointer$.base)| |c_aws_mul_size_checked_#in~r#1.base|) |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset| (select .cse8 |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset|)) .cse1 (select .cse8 .cse1)) .cse2 (select .cse8 .cse2)) .cse3 (select .cse8 .cse3)) .cse4 (select .cse8 .cse4)) .cse5 (select .cse8 .cse5)) .cse6 (select .cse8 .cse6)) .cse7 (select .cse8 .cse7)))) |c_#memory_$Pointer$.base|) (= |c_#memory_int| (store |c_old(#memory_int)| |c_aws_mul_size_checked_#in~r#1.base| (let ((.cse9 (bvmul |aws_mul_size_checked_aws_mul_u64_checked_~a#1| |aws_mul_size_checked_aws_mul_u64_checked_~b#1|))) (store (store (store (store (store (store (store (store (select |c_old(#memory_int)| |c_aws_mul_size_checked_#in~r#1.base|) |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset| ((_ extract 7 0) .cse9)) .cse1 ((_ extract 15 8) .cse9)) .cse2 ((_ extract 23 16) .cse9)) .cse3 ((_ extract 31 24) .cse9)) .cse4 ((_ extract 39 32) .cse9)) .cse5 ((_ extract 47 40) .cse9)) .cse6 ((_ extract 55 48) .cse9)) .cse7 ((_ extract 63 56) .cse9))))))))) is different from true [2021-11-12 23:14:14,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:14,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-12 23:14:15,087 INFO L244 Elim1Store]: Index analysis took 316 ms [2021-11-12 23:14:38,044 WARN L227 SmtUtils]: Spent 22.94s on a formula simplification. DAG size of input: 904 DAG size of output: 124 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-12 23:14:38,045 INFO L354 Elim1Store]: treesize reduction 10587, result has 2.1 percent of original size [2021-11-12 23:14:38,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 120 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 23 case distinctions, treesize of input 427 treesize of output 499 [2021-11-12 23:14:39,394 INFO L354 Elim1Store]: treesize reduction 65, result has 17.7 percent of original size [2021-11-12 23:14:39,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 452 treesize of output 452 [2021-11-12 23:14:39,876 INFO L354 Elim1Store]: treesize reduction 994, result has 0.1 percent of original size [2021-11-12 23:14:39,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 433 treesize of output 341 [2021-11-12 23:14:40,267 INFO L354 Elim1Store]: treesize reduction 994, result has 0.1 percent of original size [2021-11-12 23:14:40,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 341 treesize of output 249 [2021-11-12 23:15:28,273 INFO L354 Elim1Store]: treesize reduction 150, result has 26.8 percent of original size [2021-11-12 23:15:28,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 146 treesize of output 186